With flu season right around the corner, North Texas schools are teaching students to fight back against germs. But some researchers say one weapon – hand sanitizer – may not be as powerful as many people think.

Health officials are reporting an alarming increase in some dangerous superbugs at U.S. hospitals. These superbugs from a common germ family have become extremely resistant to treatment with antibiotics.

We’ve all been there. The uncomfortable cringe and surreptitious search for hand sanitizer as an obviously ill coworker hacks, coughs, and sneezes. While the goal may have been ‘dedicated martyr’, the reality more closely resembles Typhoid Mary.